:root {
    --bg-color: #0A0A0A;
    --card-bg: #111111;
    --card-border: #222222;
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1AA;
    --accent-color: #C9A84C;
    --accent-hover: #DDB856;
    --accent-glow: rgba(201, 168, 76, 0.15);
    
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
}

body {
    overflow-x: hidden;
}

/* Background Grid Effect */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                      linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    pointer-events: none;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.text-center { text-align: center; }

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    font-weight: 500;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #000;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-xl {
    padding: 1.25rem 2.5rem;
    font-size: 1.25rem;
}

.btn-full {
    width: 100%;
}

.icon-sm {
    width: 18px;
    height: 18px;
}

.icon-gold {
    color: var(--accent-color);
    width: 20px;
    height: 20px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
    background-color: transparent;
}

.navbar.scrolled {
    background-color: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 0.75rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo .dot {
    color: var(--accent-color);
}

.nav-links {
    display: none;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
        gap: 2rem;
    }
    
    .nav-links a {
        color: var(--text-secondary);
        text-decoration: none;
        font-size: 0.9375rem;
        font-weight: 500;
        transition: var(--transition);
    }
    
    .nav-links a:hover {
        color: var(--text-primary);
    }
}

/* Sections General */
section {
    padding: 6rem 0;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 10rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.15) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    background: linear-gradient(to bottom, #FFFFFF, #A1A1AA);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 800px;
    margin-bottom: 2.5rem;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
    width: 100%;
    max-width: 400px;
}

@media (min-width: 640px) {
    .hero-cta {
        flex-direction: row;
        max-width: none;
        justify-content: center;
    }
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 4rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.trust-badges span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Hero Visual Animation */
.hero-visual {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.voice-interface {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    position: relative;
    overflow: hidden;
}

.voice-interface::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    opacity: 0.5;
}

.sound-waves {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 40px;
}

.wave {
    width: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
    animation: wave-animation 1s ease-in-out infinite;
}

.wave:nth-child(1) { height: 12px; animation-delay: 0.0s; }
.wave:nth-child(2) { height: 24px; animation-delay: 0.1s; }
.wave:nth-child(3) { height: 36px; animation-delay: 0.2s; }
.wave:nth-child(4) { height: 24px; animation-delay: 0.3s; }
.wave:nth-child(5) { height: 12px; animation-delay: 0.4s; }

@keyframes wave-animation {
    0%, 100% { transform: scaleY(1); opacity: 0.5; }
    50% { transform: scaleY(1.5); opacity: 1; }
}

.chat-bubble {
    background: rgba(255,255,255,0.05);
    padding: 1rem 1.5rem;
    border-radius: 16px;
    font-size: 1rem;
    border-left: 3px solid var(--accent-color);
}

/* Cards System */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition);
}

.card:hover {
    border-color: rgba(201, 168, 76, 0.3);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5), 0 0 20px rgba(201, 168, 76, 0.05);
    transform: translateY(-5px);
}

/* Problem Section */
.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.problem-card .card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(201, 168, 76, 0.1);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.problem-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.problem-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* Solution Section */
.solution-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

@media (min-width: 992px) {
    .solution-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.phone-mockup {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 32px;
    padding: 1.5rem;
    max-width: 320px;
    margin: 0 auto;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
}

.phone-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.caller-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.caller-avatar {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.caller-details {
    display: flex;
    flex-direction: column;
}

.caller-name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.call-duration {
    font-size: 0.75rem;
    color: var(--accent-color);
}

.phone-chat {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    padding: 0.875rem 1rem;
    border-radius: 16px;
    font-size: 0.875rem;
    max-width: 85%;
}

.message.client {
    background-color: rgba(255,255,255,0.1);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.message.lucie {
    background-color: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.typing .dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-color);
    margin: 0 2px;
    animation: typing 1.4s infinite both;
}

.typing .dot:nth-child(1) { animation-delay: 0s; }
.typing .dot:nth-child(2) { animation-delay: 0.2s; }
.typing .dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 80%, 100% { transform: scale(0); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.feature-list li i {
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-list li span {
    font-size: 1.0625rem;
}

/* Demo Section */
.demo {
    background-color: #111111;
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
}

.demo-cta-container {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.btn-pulse-call {
    position: relative;
    background-color: var(--accent-color);
    color: #000;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    z-index: 1;
}

.btn-pulse-call i {
    width: 32px;
    height: 32px;
    margin-bottom: 4px;
}

.btn-pulse-call span {
    font-size: 0.75rem;
    text-align: center;
    line-height: 1.1;
    max-width: 80px;
}

.btn-pulse-call:hover {
    transform: scale(1.05);
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--accent-color);
    z-index: -1;
    animation: pulse 2s infinite cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes pulse {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 0.8; }
    100% { transform: translate(-50%, -50%) scale(1.8); opacity: 0; }
}

.demo-meta {
    margin-top: 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Process Section */
.process-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-top: 4rem;
    position: relative;
}

@media (min-width: 768px) {
    .process-steps {
        grid-template-columns: repeat(4, 1fr);
        gap: 2rem;
    }
}

.process-line {
    display: none;
}

@media (min-width: 768px) {
    .process-line {
        display: block;
        position: absolute;
        top: 24px;
        left: 50px;
        right: 50px;
        height: 2px;
        background: linear-gradient(90deg, transparent, var(--accent-color) 20%, var(--accent-color) 80%, transparent);
        z-index: 0;
        opacity: 0.3;
    }
}

.step {
    position: relative;
    z-index: 1;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--bg-color);
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.step h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* Pricing Section */
.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 1100px;
    margin: 4rem auto 0;
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 900px;
    }
    .pricing-grid.three-cols {
        grid-template-columns: repeat(3, 1fr);
        max-width: 1100px;
    }
}

.pricing-card {
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card.pro {
    border-color: var(--accent-color);
    box-shadow: 0 0 30px rgba(201, 168, 76, 0.1);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.pricing-badge.basic {
    background-color: #333;
    color: #fff;
}

.pricing-badge.premium {
    background-color: var(--accent-color);
    color: #000;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.pricing-badge.elite {
    background: linear-gradient(135deg, #c9a84c, #e8d38a);
    color: #000;
}

.pricing-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.pricing-price {
    font-size: 3rem;
    font-family: var(--font-heading);
    font-weight: 700;
    margin: 2rem 0;
    text-align: center;
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.pricing-features li i {
    color: var(--accent-color);
    width: 18px;
    height: 18px;
}

.pricing-guarantees {
    margin-top: 3rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.pricing-guarantees span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* FAQ Section */
.faq-accordion {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    border-bottom: 1px solid var(--card-border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
}

.faq-icon {
    transition: transform 0.3s ease;
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    width: 90%;
    max-width: 500px;
    padding: 3rem;
    position: relative;
    transform: translateY(20px);
    transition: var(--transition);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--text-primary);
    transform: rotate(90deg);
}

.modal-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    text-align: center;
}

.modal-subtitle {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-align: center;
    margin-bottom: 2rem;
}

/* Form Styles */
.booking-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 0.875rem 1rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background-color: rgba(255, 255, 255, 0.08);
}

.form-success {
    text-align: center;
    padding: 2rem 0;
}

.form-success i {
    color: var(--accent-color);
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
}

.hidden {
    display: none !important;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding-bottom: 1.5rem;
    color: var(--text-secondary);
}

/* Social Proof / Stats */
.social-proof {
    padding: 4rem 0;
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
    background: rgba(201, 168, 76, 0.03);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Testimonials */
.testimonials {
    padding: 6rem 0;
}

.testimonial-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.testimonial-stars {
    color: var(--accent-color);
    font-size: 1.25rem;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    font-style: italic;
    flex-grow: 1;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--card-border);
}

.testimonial-author strong {
    font-size: 1rem;
    color: var(--text-primary);
}

.testimonial-author span {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.cta-final {
    position: relative;
    padding: 8rem 0;
    overflow: hidden;
}

.cta-final::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100vw;
    height: 100%;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.1) 0%, transparent 60%);
    z-index: -1;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-meta {
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    border-top: 1px solid var(--card-border);
    padding: 4rem 0 2rem;
    background-color: var(--bg-color);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 1rem;
    font-size: 0.9375rem;
    max-width: 300px;
}

.footer-links {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: var(--text-secondary);
    background-color: rgba(255,255,255,0.05);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--accent-color);
    color: #000;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--card-border);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

.hidden {
    display: none !important;
}